Home / 21,817.01-32,737.26-8,669.50

Finding the Fourth Proportional to 21,817.01, 32,737.26 and 8,669.50

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Solution

The fourth proportional to 21,817.01, 32,737.26 and 8,669.50 is: 13,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,817.01 : 32,737.26 = 8,669.50 : x
  2. Step 2: Convert to fraction form
    21,817.01/32,737.26 = 8,669.50/x
  3. Step 3: Cross multiply
    21,817.01x = 32,737.26 × 8,669.50
  4. Step 4: Simplify right side
    21,817.01x = 283,815,675.57
  5. Step 5: Solve for x
    x = 283,815,675.57/21,817.01
  6. Step 6: Final answer
    x = 13,008.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.